Coastal Waters Forecast for Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254) (Text-Only)
NWS Forecast for: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)
Issued by: National Weather Service Norton, MA
Last Update: 704 AM EST Sat Jan 17 2026
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Today: S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave detail: S 4 ft at 5 seconds and SE 4 ft at 11 seconds. A slight chance of rain.

Tonight: SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave detail: S 5 ft at 9 seconds and SW 4 ft at 5 seconds.

Sun: SW winds 5 to 10 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 9 seconds and W 1 foot at 4 seconds. A chance of rain in the morning, then rain and snow in the afternoon with vsby 1 to 3 nm.

Sun Night: N winds 5 to 10 kt, becoming NW after midnight. Gusts up to 20 kt. Seas 3 to 5 ft. Wave detail: SE 4 ft at 8 seconds and W 1 foot at 4 seconds. Snow, mainly in the evening. Vsby 1 nm or less.

Mon: W winds 15 to 20 kt, becoming SW 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 5 to 7 ft. Wave detail: S 6 ft at 7 seconds.

Mon Night: W winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to 9 ft. Wave detail: W 6 ft at 6 seconds and SE 4 ft at 9 seconds.

Tue: W winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Light freezing spray.

Tue Night: W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Light freezing spray.

Wed: SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Light freezing spray.

Wed Night: SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers.

seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.







Zone Forecast: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)

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